Hair clipper



FIG. 1 is a top perspective view of a hair clipper;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

In the drawings, the broken lines illustrate portions of the hair clipper that form no part of the claimed design. 

CLAIM The ornamental design for a HAIR CLIPPER as shown and described. 